Our most versatile baselayer with the greatest comfort range is made with Polartec® Power Grid™ fabric with Polygiene® permanent odor control and Fair Trade Certified™ for sewing. Features Polartec® Power Grid™ fabric with Polygiene® permanent odor control has a smooth face for easy layering Fair Trade Certified™ sewing Fabric’s brushed-grid pattern next to skin provides superior warmth, breathability and moisture-wicking performance Self-fabric backing on collar with internal neck tape for comfort; locker loop for hang drying Long center-front zipper vents body heat and is backed by kissing welts for low-bulk comfort next to skin Updated to a raglan shoulder seam for improved fit and movement Full underarm gusset for range of motion and chafe-free comfort 181 g (6.4 oz) View The Footprint Chronicles